Live tracking not available yet
AC3971 has a schedule in our database but isn't on the airport board right now. Live position data typically appears within a few hours of departure.
Flight Status
Scheduled
Route Info
ORD
Chicago O'Hare International Airport
Chicago
T1 Gate B12 Scheduled 12:50 PM
Actual 1:12 PM
DEN
Denver International Airport
Denver
Gate B31 Scheduled 2:48 PM
Actual 2:11 PM
Baggage claim 16
2h 58m flight time
Daily
Recent Flights
Last 13 observedMar 19
Thu
ORD
DEN
Dep 12:50:00
(actual 13:12:00)
A21N
In Air
Mar 18
Wed
ORD
DEN
Dep 12:50:00
(actual 13:37:00)
A21N
Boarding
Mar 17
Tue
ORD
DEN
Dep 12:50:00
(actual 12:58:00)
A21N
Boarding
Mar 16
Mon
ORD
DEN
Dep 12:50:00
(actual 14:17:00)
A21N
In Air
Mar 15
Sun
ORD
DEN
Dep 12:50:00
(actual 13:02:00)
A21N
Boarding
Mar 14
Sat
ORD
DEN
Dep 12:50:00
(actual 13:44:00)
A21N
Boarding
Mar 13
Fri
ORD
DEN
Dep 12:50:00
(actual 13:55:00)
A21N
Boarding
Mar 12
Thu
ORD
DEN
Dep 12:50:00
(actual 14:58:00)
A21N
Landed
Mar 11
Wed
ORD
DEN
Dep 12:50:00
(actual 13:26:00)
A21N
Boarding
Mar 09
Mon
ORD
DEN
Dep 12:50:00
(actual 13:07:00)
A21N
Boarding
Mar 08
Sun
ORD
DEN
Dep 12:50:00
(actual 13:49:00)
A21N
Boarding
Mar 07
Sat
ORD
DEN
Dep 12:50:00
(actual 13:06:00)
A21N
Boarding
Mar 06
Fri
ORD
DEN
Dep 12:50:00
(actual 14:29:00)
A21N
Boarding
Schedule
Operates
Daily
Departure
12:50 PM
Arrival
2:48 PM
Duration
2h 58m
Aircraft
A21N
Terminal
T1
Gate
B12
B31
Actual
13:12
14:11
Baggage
Carousel 16
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Fri, Mar 20
Sat, Mar 21
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Wed, Mar 25
Thu, Mar 26
Schedule valid
Mar 02 —
Jun 02, 2026